Camptothecin Impurity 11 CAS 2569708-76-3

Purity 97%+In StockPharmacopoeial Impurity Standards
CAS No.2569708-76-3
Molecular FormulaC21H18N2O6
Molecular Weight394.38 g/mol
CategoryPharmacopoeial Impurity Standards / EP Impurities
AvailabilityIn Stock

Chemical Structure

Camptothecin Impurity 11 CAS 2569708-76-3 chemical structure

Description

CATO supplies Camptothecin Impurity 11 (CAS 2569708-76-3), a pharmacopoeial impurity standards reference standard manufactured under ISO 17034 accreditation. Molecular formula: C21H18N2O6. Molecular weight: 394.38 g/mol. Batch-specific COA and technical support are available on request.

Physical & Chemical Properties

Molecular FormulaC21H18N2O6
Molecular Weight394.38 g/mol
AppearancePale yellow to yellow crystalline powder
Purity97%+
StorageStore at 2-8°C, protect from light, keep sealed and dry
Solubility (reference)Soluble in DMSO, DMF, methanol
StabilityMay oxidize slowly on prolonged air exposure; Light-sensitive; avoid direct strong light; Hygroscopic; reseal immediately after opening
Degree of Unsaturation (DBE)14.0
UV AbsorptionUV-absorbing
Structural FeaturesAromatic ring present
CAS Registry Year (est.)2001
Nitrogen Atoms2

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